Home / 14,882.40-20,537.93-8,167.91

Finding the Fourth Proportional to 14,882.40, 20,537.93 and 8,167.91

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Solution

The fourth proportional to 14,882.40, 20,537.93 and 8,167.91 is: 11,271.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,882.40 : 20,537.93 = 8,167.91 : x
  2. Step 2: Convert to fraction form
    14,882.40/20,537.93 = 8,167.91/x
  3. Step 3: Cross multiply
    14,882.40x = 20,537.93 × 8,167.91
  4. Step 4: Simplify right side
    14,882.40x = 167,751,963.83
  5. Step 5: Solve for x
    x = 167,751,963.83/14,882.40
  6. Step 6: Final answer
    x = 11,271.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.